Datasheet

Rev. 3.00, 03/04, page 372 of 830
Table 14.4 Maximum Bit Rate for Each Frequency (Asynchronous Mode)
φ (MHz)
Maximum
Bit Rate
(bit/s) n N φ (MHz)
Maximum
Bit Rate
(bit/s) n N
5 156250 0 0 14 437500 0 0
6 187500 0 0 14.7456 460800 0 0
6.144 192000 0 0 16 500000 0 0
7.3728 230400 0 0 17.2032 537600 0 0
8 250000 0 0 18 562500 0 0
9.8304 307200 0 0 19.6608 614400 0 0
10 312500 0 0 20 625000 0 0
12 375000 0 0 25 781250 0 0
12.288 384000 0 0 33 1031250 0 0
Table 14.5 Maximum Bit Rate with External Clock Input (Asynchronous Mode)
φ (MHz)
External Input
Clock (MHz)
Maximum Bit
Rate (bit/s) φ (MHz)
External Input
Clock (MHz)
Maximum Bit
Rate (bit/s)
5 1.2500 78125 14 3.5000 218750
6 15.000 93750 14.7456 3.6864 230400
6.144 1.5360 96000 16 4.0000 250000
7.3728 1.8432 115200 17.2032 4.3008 268800
8 2.0000 125000 18 4.5000 281250
9.8304 2.4576 153600 19.6608 4.9152 307200
10 2.5000 156250 20 5.0000 312500
12 3.0000 187500 25 6.2500 390625
12.288 3.0720 192000 33 8.2500 515625